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Individual Calculations January 2019 |
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| Sadka Darrell, Daria Total change: 6.00 | |   |
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| Artzit Youth League -East 2018/9 5-7 | Various | ISR | 2018-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1692 | 1413 | 0.00 | 2 | -0.37 | 40 | -14.80 | |
|  Nagar, Or | | | 1571 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Friedland, Eldar | | | 1813 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Israel Youth Championship U15 Qualifier 2018 Center | Kiryat Ono | ISR | 2018-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1455 | 1451 | 2.50 | 4 | 0.52 | 40 | 20.80 | |
| | Sauni, Rotem | | | 1363 | ISR | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Mondri, Nadav | | | 1439 | ISR | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Nagar, Or | | | 1562 | ISR | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Cohen, Eilam | | | 1456 | ISR | 0.50 | 1 | 0.01 | 40 | 0.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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